Oki MICROLINE 320 Turbo Maintenance Manual page 107

6
Faint or dark print
Is the print head gap set properly?
Yes No
Adjust the printhead gap (see section 5).
Remedied?
No
Replace Printhead.
Remedied?
No Yes
End
Replace Driver board.
Remedied?
No Yes
End
Replace Ribbon feed mechanism.
42089201TH Rev.4
Yes
End
Oki Data CONFIDENTIAL
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